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Official data from INPI

CABO SUBMARINO PARA TELECOMUNICAÇÕES EM FIBRAS ÓPTICAS

Em AnáliseInvention Patent

Application data

Number

PI8602583

Type

Invention Patent

Filing

05/29/1986

Publication

02/03/1987

Progress at the INPI

  1. Filing05/29/86
  2. Publication02/03/87
  3. Examination02/21/89
  4. Allowance06/23/92
  5. Grant03/30/93
  6. Expired07/22/08

The letters patent expired on 07/22/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 02/21/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Pirelli Cavi SpA

IT

Societã Cavi Pirelli S.P.A

See this company's full portfolio

Inventors

P. P. (pessoa física)

IT

Technical data

IPC Classification

Priority claims

IT

20 943 A/85 · 05/29/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

02/21/1989

RPI 957

Publicação do pedido de patente

#3.1

02/03/1987

RPI 850

Pedido de patente depositado

#2.1

12/23/1986

RPI 844

Carta-patente expirada

#21.1

Patente extinta em 29/05/2001

07/22/2008

RPI 1959

Exigência de complementação da retribuição anual

#24.2

09/30/1997

RPI 1400

14.4

06/08/1993

RPI 1175

Concessão da patente

#16.1

03/30/1993

RPI 1165

Notificação para pagamento de retribuição

#13.1

11/10/1992

RPI 1145

Deferimento

#9.1

06/23/1992

RPI 1125

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